Ready to quit marjuana after 20 years help tips

I've been a smoker for over 20 years and it's gotten to the point where it's more or less of a job . Dealing with the people you have to get the product from the money spent, time wasted I'm just afraid of the sheer boredom hopefully it'll be taken over by activities . I'm the ultimate procrastinator it's always tomorrow as soon as the dealer calls I'm like oh yeah yeah swing on byy the hiding it from family no one knows that I even smoke I own a duplex and have tenants and I just feel like I'm offending them I blow through a fabric softener It's never enough that night I just snack and snack I go to the gym everyday play basketball run lift weights and the only thing I look forward to us getting home to smoke some marijuana my life is pathetic and I'm just depressed but the weed helps the depression it's just a conundrum so fearful